{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "The induction time values of all biodiesel samples determined using the proposed method was in accordance with those measured through the Rancimat (R) reference method by showing a R ( 2 ) = 0 . 998 ."}
{"Chemical": []}